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Finding the Fourth Proportional to 6,702.48, 9,987.84 and 6,265.08

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Solution

The fourth proportional to 6,702.48, 9,987.84 and 6,265.08 is: 9,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.48 : 9,987.84 = 6,265.08 : x
  2. Step 2: Convert to fraction form
    6,702.48/9,987.84 = 6,265.08/x
  3. Step 3: Cross multiply
    6,702.48x = 9,987.84 × 6,265.08
  4. Step 4: Simplify right side
    6,702.48x = 62,574,616.63
  5. Step 5: Solve for x
    x = 62,574,616.63/6,702.48
  6. Step 6: Final answer
    x = 9,336.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.